Why Are Lichens Generally Absent in Cities

question 13

Multiple Choice

Why are lichens generally absent in cities?

• A)They need more light.
• B)They are sensitive to the high noise levels.
• C)They are sensitive to pollution.
• D)They need other plants around them.
• E)They are aquatic organisms.

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Definitions:

Short-term Obligations

Financial commitments or debts that are due to be paid within one year.

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